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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Sodium metasilicates | $3,620 | $11,421 | $27,584 | $47,506 | $67,911 | $27,509 | $95,267 |
| Silicates of sodium other than sodiummetasilicates | $1,971,623 | $2,307,190 | $2,370,293 | $3,109,425 | $2,888,798 | $3,107,118 | $3,265,359 |
| Potsssium silicates | $102,990 | $514,166 | $432,086 | | | | |
| Silicates other than of sodium/potassium; commercial alkali metal silicates ... | $423,888 | $149,549 | $743,177 | $1,063,815 | $891,281 | $292,913 | $990,497 |
| Total | $2,502,121 | $2,982,326 | $3,573,140 | $4,220,746 | $3,847,990 | $3,427,540 | $4,351,123 |
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